Estuârio do rio Paraíba do Norte
Basic information
Sample name: Estuârio do rio Paraíba do Norte
Reference: H. F. P. de Araujo, R. C. Rodrigues, and A. K. Nishida. 2006. Composiçäo da avifauna em complexos estuarinos no estado da Paraíba, Brasil. Revista Brasileira de Ornitologia 14(3):249-259 [ER 3266]
Geography
Country: Brazil
State: Paraíba
Coordinate: 7° 1' S, 34° 54' W
Coordinate basis: stated in text as range
Geography comments: in the municipalities of Joäo Pessoa, Santa Rita, Bayeux, and Cabedelo
Environment
Habitat: mangrove
Protection: unprotected
Substrate: ground surface
Habitat comments: mangrove area around the river is not stated
Methods
Life forms: birds
Sampling methods: no design
Sample size: 148 captures or sightings
Years: 2004, 2005
Days: 12
Seasons: dry,wet or monsoon
Nets or traps: 12
Sampling comments: sampling was from April 2004 to April 2005 during six excursions, once held every two months and lasting two days each (total 12 days)
12 12 x 2.5 m nets were used, six 36 mm and six 61 mm, and were opened from 5:00 to 17:00
total reported effort 51,840 h m2 = 51840/12/12/2.5/12 = 12 days
12 12 x 2.5 m nets were used, six 36 mm and six 61 mm, and were opened from 5:00 to 17:00
total reported effort 51,840 h m2 = 51840/12/12/2.5/12 = 12 days
Metadata
Sample number: 3611
Contributor: John Alroy
Enterer: John Alroy
Created: 2020-05-23 14:44:32
Modified: 2021-03-21 06:55:08
Abundance distribution
30 species
10 singletons
total count 148
extrapolated richness: 64.5
Fisher's α: 11.359
geometric series k: 0.8750
Hurlbert's PIE: 0.8601
Shannon's H: 2.6332
Good's u: 0.9331
Each square represents a species. Square sizes are proportional to counts.
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